#include <stdio.h>
void main()
{
    int a,b,c;
    for(a=0;a<=1;a++)
        for(b=0;b<=1;b++)
            for(c=0;c<=1;c++)
                if((a&&!b||!a&&b)&&(b&&!c||!b&&c)&&(c&&a+b==0||!c&&a+b!=0))
                {
                    printf("Zhangsan told a %s.\n",a ? "truth":"lie");
                    printf("Lisi told a %s. \n",b ? "truth":"lie");
                    printf("Wangwu told a %s .\n",c ? "truth":"lie");
                }
}